/**
 * Created by Administrator on 2019/10/11.
 */
var two =document.querySelector("#two");
function t() {
    two.style.display="block"
    four.style.display="none";
    flve.style.display="none";
    Zero.style.display="none";
}
var three =document.querySelector("#three");
function tt() {
    three.style.display="block";
    two.style.display="none";
    four.style.display="none";
    flve.style.display="none";
    Zero.style.display="none";
}
var four =document.querySelector("#four");
function fo() {
    four.style.display="block";
    three.style.display="none";
    two.style.display="none";
    flve.style.display="none";
    Zero.style.display="none";
}
var flve =document.querySelector("#flve");
function fi() {
    flve.style.display="block";
    Zero.style.display="none";
    three.style.display="none";
    two.style.display="none";
    four.style.display="none";
}
var Zero =document.querySelector("#Zero");
function o() {
    Zero.style.display="block";
    two.style.display="none"
    four.style.display="none";
    flve.style.display="none";
    three.style.display="none"

}




var btn = document.querySelector(".bbtn")
var list = document.querySelector(".list")
list.style.height="0px"
btn.onclick=function () {
    if(list.style.height=="0px"){
        list.style.height="150px"
    }else{
        list.style.height = "0";
    }
}
